Home / 37,708.96-52,032.56-21,790.32

Finding the Fourth Proportional to 37,708.96, 52,032.56 and 21,790.32

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Solution

The fourth proportional to 37,708.96, 52,032.56 and 21,790.32 is: 30,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,708.96 : 52,032.56 = 21,790.32 : x
  2. Step 2: Convert to fraction form
    37,708.96/52,032.56 = 21,790.32/x
  3. Step 3: Cross multiply
    37,708.96x = 52,032.56 × 21,790.32
  4. Step 4: Simplify right side
    37,708.96x = 1,133,806,132.82
  5. Step 5: Solve for x
    x = 1,133,806,132.82/37,708.96
  6. Step 6: Final answer
    x = 30,067.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.